[IPSEC]: Add SCTP to xfrm_flowi_{sport,dport}()

Signed-off-by: HIDEAKI Yoshifuji <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@redhat.com>

include/net/xfrm.h

@@ -428,6 +428,7 @@ u16 xfrm_flowi_sport(struct flowi *fl)
 	switch(fl->proto) {
 	case IPPROTO_TCP:
 	case IPPROTO_UDP:
+	case IPPROTO_SCTP:
 		port = fl->fl_ip_sport;
 		break;
 	case IPPROTO_ICMP:
@@ -447,6 +448,7 @@ u16 xfrm_flowi_dport(struct flowi *fl)
 	switch(fl->proto) {
 	case IPPROTO_TCP:
 	case IPPROTO_UDP:
+	case IPPROTO_SCTP:
 		port = fl->fl_ip_dport;
 		break;
 	case IPPROTO_ICMP: